Finding the Fourth Proportional to 79,788.52, 119,581 and 42,366.52

Step by Step Solution

1. Step 1: Write the proportion equation
   79,788.52 : 119,581 = 42,366.52 : x
2. Step 2: Convert to fraction form
   79,788.52/119,581 = 42,366.52/x
3. Step 3: Cross multiply
   79,788.52x = 119,581 × 42,366.52
4. Step 4: Simplify right side
   79,788.52x = 5,066,230,828.12
5. Step 5: Solve for x
   x = 5,066,230,828.12/79,788.52
6. Step 6: Final answer
   x = 63,495.74